Pase 1: in 1980s
       At the beginning of carving out:
Our company paid special attention to quality to win reputation with quality and to develop market with reputation.
Phase 2: in 1990s
        Starting a new undertaking:
Our company standardized internal management to create “model ” project and to offer “advance and overvalue” service.
Phase 3: in the 21st century
        Industry upgrading and taking off:Our company continuously innovated to set up corporate brand.